Match the term with the correct definition.
 
A. Bacteria that require oxygen.
B. Single-celled organisms that reproduce by dividing.
C. The presence of unsafe substances or levels of dangerous microorganisms in food.
D. Bacteria that thrive without oxygen.
E. Increase with successive additions.
F. When an allergen is transferred from its food of origin to a food that does not contain the allergen.
G. A harmful organism that causes foodborne illness.
H. Bacteria that can grow either with or without oxygen.
I. When a chemical contaminates a food.
J. The measure of acidity or alkalinity of a substance.
K. Illness resulting from live bacteria.
L. A large family of single-cell fungi.
M. Sickness caused by eating unsafe food.
N. An organism that causes illness in humans.
O. Seep.